package com.zhiliao.common.utils;

import java.util.Collection;
import java.util.Map;

/**
 * Description:cms 工具类
 *
 * @author Jin
 * @create 2017-05-15
 **/
public class CmsUtil {


    /* 判断对象是否为空 */
    public static boolean isNullOrEmpty(Object obj) {
        if (obj == null)
            return true;

        if (obj instanceof CharSequence)
            return ((CharSequence) obj).length() == 0;

        if (obj instanceof Collection)
            return ((Collection<?>) obj).isEmpty();

        if (obj instanceof Map)
            return ((Map<?, ?>) obj).isEmpty();

        if (obj instanceof Object[]) {
            Object[] object = (Object[]) obj;
            if (object.length == 0) {
                return true;
            }
            boolean empty = true;
            for (int i = 0; i < object.length; i++) {
                if (!isNullOrEmpty(object[i])) {
                    empty = false;
                    break;
                }
            }
            return empty;
        }
        return false;
    }

}
